【单选题】女,2岁。因智力低下就诊,查染色体核型为46。XX,-21,+t(2lq21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
【单选题】女。2岁。因智力低下就诊。查染色体核型为46,XX,一21,+t(21q21q),其母亲核型为45,XX,一21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
【单选题】He did his homework___ than he did two weeks ago.
【单选题】He did his homework at seven o’clock.
【单选题】男童,2岁。因智力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
【单选题】女,2岁。因智力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
【单选题】He did his homework carefully for fear that he .
【简答题】一,Vocabulario. 单词。参考格式,guapo,a (说明:注意逗点,和句点不是逗号和句号) 帅的;漂亮的 (中文意思用分号隔开) 字母全都是小写,无需写词性。 老师可以从后台监考,大家自重! pariente
【单选题】女,2岁。因智力低下就诊,查染色体核型为46,XX,一2l,+t(21q21q),其母亲核型为45,XX,一21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
【单选题】女,2岁。因智力低下就诊,查染色体核型为46XX,一21,+t(2lq21q),其母亲核型为45,XX,一21,21,+(21q21q),若再生育,其下一代发生本病的风险为